U.S. Is Preparing More Tax-Evasion Cases

The U.S. is expanding its crackdown of offshore tax evasion, preparing numerous criminal cases against suspected offenders, defense lawyers involved in the cases say.

Four years after an agreement between the U.S. and Switzerland pierced a veil of banking secrecy by requiring Swiss bank UBS AG to turn over names of account holders, defense lawyers estimate that federal prosecutors are conducting at least 100 criminal investigations...